3136 9th St
Boulder, CO 80304
4 bd 4 ba 3,309 sqft Built 1909 Lot 6,128 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $79,900 | $84,894 | $164,794 | $15,874 |
| 2024 | $79,900 | $84,894 | $164,794 | $15,551 |
| 2023 | $91,971 | $87,770 | $179,741 | $15,204 |
| 2022 | $81,711 | $67,568 | $149,279 | $13,862 |
| 2021 | $84,063 | $69,512 | $153,575 | $13,218 |
| 2020 | $66,273 | $61,633 | $127,906 | $11,133 |
| 2019 | $66,273 | $61,633 | $127,906 | $10,963 |
| 2018 | $57,052 | $49,392 | $106,444 | $9,228 |
| 2017 | $57,052 | $49,392 | $106,444 | $8,939 |
| 2016 | $61,969 | $41,312 | $103,281 | $8,940 |
| 2015 | $61,969 | $41,312 | $103,281 | $8,466 |
| 2014 | $49,519 | $38,049 | $87,568 | $7,528 |
| 2013 | $49,519 | $38,049 | $87,568 | $7,362 |
| 2011 | $37,332 | $29,054 | $66,386 | $5,512 |
| 2010 | $37,332 | $29,054 | $66,386 | $5,951 |
| 2009 | $37,332 | $29,054 | $66,386 | $5,556 |
| 2008 | $19,120 | $33,830 | $52,950 | $3,894 |
Property facts
Year built
1909
Property type
single_family
Stories
2
Beds
4
Baths
4
Living area
3,309 sqft
Lot size
6,128 sqft
ZIP code
80304
City
Boulder
Street
9th St
Coordinates
40.03182, -105.28526
Comparable properties nearby
Frequently asked questions
When did 3136 9th St last sell?
No public-record sale is on file for 3136 9th St.
What is the current tax assessment for 3136 9th St?
The most recent total assessment for 3136 9th St (year 2025) is $164,794 with $15,874 in property tax.
When was 3136 9th St built?
3136 9th St was built in 1909.
How does 3136 9th St compare to others on 9th St?
We track 8 other properties on 9th St. Browse the list under "Other properties on 9th St" to compare beds, baths, and sale history.
What are the property facts for 3136 9th St?
3136 9th St is a 4 bed, 4 bath, 3,309 sqft, 6,128 sqft lot single_family.
Is 3136 9th St a flip candidate?
No — 3136 9th St does not appear in our flips dataset.
Is 3136 9th St a tax-appeal candidate?
No — 3136 9th St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+5.1%
Implied 1-yr
+20.2%
2026 Q3
$2.3M
2026 Q4
$2.39M
ZIP 80304 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 9th St